2021572190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18377929}}^1$

素因数の和:18377947

約数の個数: 16

約数和(自身を含む): 3969632880

約数和(自身を除く): 1948060690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18377929, 36755858, 91889645, 183779290, 202157219, 404314438, 1010786095, 2021572190]

約数ペア:

[(1, 2021572190), (2, 1010786095), (5, 404314438), (10, 202157219), (11, 183779290), (22, 91889645), (55, 36755858), (110, 18377929)]